Patents
.us
Search
Marketplace
Patent My Idea
Patents
/
Inventors
Keiko Tanigawa
Tokyo
JP
3 patents
4 Patents
US12189633
2025
Computer System and Search Method for Environment
Hitachi Vantara, Ltd.
0 cites
US12174838
2024
Computer System and Data Providing Method
Hitachi, Ltd.
0 cites
US11886459
2024
Data Management System and Data Management Method
Hitachi, Ltd.
0 cites
US11681820
2023
Computer System and Data Access Control Method
HITACHI, Ltd.
0 cites